import 'package:flutter/material.dart';

class MyApp11 extends StatelessWidget {
  const MyApp11({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      // 导航条
      appBar: AppBar(
        title: const Text('堆叠组件',
            style: TextStyle(color: Colors.white, fontSize: 20)),
        backgroundColor: Colors.pink,
        centerTitle: true,
      ),
      // 主体区域
      body: Center(
          child: Stack(
        clipBehavior: Clip.none,
        alignment: AlignmentDirectional.center,
        children: [
          Container(width: 200, height: 200, color: Colors.cyan),
          Positioned(
            top: -100,
            child: Image.asset('open_eyes.png'),
          ),
          const Icon(
            Icons.ad_units_outlined,
            size: 100,
          )
        ],
      )),
    );
  }
}
